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dhcp6: specify the prefix delegation option

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This commit is contained in:
Michael Stapelberg 2018-06-03 20:03:07 +02:00
parent 3cadbdd7aa
commit 7164b27041
1 changed files with 15 additions and 7 deletions
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22
internal/dhcp6/dhcp6.go
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@ -222,18 +222,26 @@ func (c *Client) solicit(solicit dhcpv6.DHCPv6) (dhcpv6.DHCPv6, dhcpv6.DHCPv6, e
c.transactionIDs = c.transactionIDs[1:] c.transactionIDs = c.transactionIDs[1:]
solicit.(*dhcpv6.DHCPv6Message).SetTransactionID(id) solicit.(*dhcpv6.DHCPv6Message).SetTransactionID(id)
} }
iapd := []byte{0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}
opt, err := dhcpv6.ParseOptIAForPrefixDelegation(iapd)
if err != nil {
return nil, nil, err
}
solicit.AddOption(opt)
advertise, err := c.sendReceive(solicit, dhcpv6.MSGTYPE_NONE) advertise, err := c.sendReceive(solicit, dhcpv6.MSGTYPE_NONE)
return solicit, advertise, err return solicit, advertise, err
} }
func (c *Client) request(advertise, request dhcpv6.DHCPv6) (dhcpv6.DHCPv6, dhcpv6.DHCPv6, error) { func (c *Client) request(advertise dhcpv6.DHCPv6) (dhcpv6.DHCPv6, dhcpv6.DHCPv6, error) {
if request == nil {
var err error request, err := dhcpv6.NewRequestFromAdvertise(advertise, dhcpv6.WithClientID(*c.duid))
request, err = dhcpv6.NewRequestFromAdvertise(advertise, dhcpv6.WithClientID(*c.duid)) if err != nil {
if err != nil { return nil, nil, err
return nil, nil, err
}
} }
if iapd := advertise.GetOneOption(dhcpv6.OPTION_IA_PD); iapd != nil {
request.AddOption(iapd)
}
if len(c.transactionIDs) > 0 { if len(c.transactionIDs) > 0 {
id := c.transactionIDs[0] id := c.transactionIDs[0]
c.transactionIDs = c.transactionIDs[1:] c.transactionIDs = c.transactionIDs[1:]